Come to think of it, if someone prepares buttons that look similar to the exiting ones, we can add it, but leave it commented out.
To enable additional buttons would then be a matter of un-commenting what you need.

Come to think of it, if someone prepares buttons that look similar to the exiting ones, we can add it, but leave it commented out.
To enable additional buttons would then be a matter of un-commenting what you need.